<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category    ZendX
 * @package     ZendX_JQuery
 * @subpackage  View
 * @copyright   Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
 * @license     http://framework.zend.com/license/new-bsd     New BSD License
 * @version     $Id: UiWidgetContainer.php 12289 2008-11-04 22:37:40Z beberlei $
 */

require_once "Zend/Form/Decorator/Abstract.php";

/**
 * Abstract Form Decorator for all jQuery UI Widget Containers
 *
 * @package    ZendX_JQuery
 * @subpackage Form
 * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
abstract class ZendX_JQuery_Form_Decorator_UiWidgetContainer extends Zend_Form_Decorator_Abstract
{
	/**
	 * View helper
	 * @var string
	 */
	protected $_helper;

	/**
	 * Element attributes
	 * @var array
	 */
	protected $_attribs;

	/**
	 * jQuery option parameters
	 * @var array
	 */
	protected $_jQueryParams;

	/**
	 * Get view helper for rendering container
	 *
	 * @return string
	 */
	public function getHelper()
	{
		if (null === $this->_helper) {
			require_once 'Zend/Form/Decorator/Exception.php';
			throw new Zend_Form_Decorator_Exception('No view helper specified fo DijitContainer decorator');
		}
		return $this->_helper;
	}

	/**
	 * Get element attributes
	 *
	 * @return array
	 */
	public function getAttribs()
	{
		if (null === $this->_attribs) {
			$attribs = $this->getElement()->getAttribs();
			if (array_key_exists('jQueryParams', $attribs)) {
				$this->getJQueryParams();
				unset($attribs['jQueryParams']);
			}
			$this->_attribs = $attribs;
		}
		return $this->_attribs;
	}

	/**
	 * Get jQuery option parameters
	 *
	 * @return array
	 */
	public function getJQueryParams()
	{
		if (null === $this->_jQueryParams) {
			$this->_jQueryParams = array();
			if($attribs = $this->getElement()->getAttribs()) {
				if (array_key_exists('jQueryParams', $attribs)) {
					$this->_jQueryParams = $attribs['jQueryParams'];
				}
			}

			if($options = $this->getOptions()) {
				if (array_key_exists('jQueryParams', $options)) {
					$this->_jQueryParams = array_merge($this->_jQueryParams, $options['jQueryParams']);
					$this->removeOption('jQueryParams');
				}
			}
		}

		return $this->_jQueryParams;
	}

	/**
	 * Render an jQuery UI Widget element using its associated view helper
	 *
	 * Determine view helper from 'helper' option, or, if none set, from
	 * the element type. Then call as
	 * helper($element->getName(), $element->getValue(), $element->getAttribs())
	 *
	 * @param  string $content
	 * @return string
	 * @throws Zend_Form_Decorator_Exception if element or view are not registered
	 */
	public function render($content)
	{
		$element = $this->getElement();
		$view    = $element->getView();
		if (null === $view) {
			return $content;
		}

		$jQueryParams = $this->getJQueryParams();
		$attribs     = array_merge($this->getAttribs(), $this->getOptions());

		if(!isset($jQueryParams['title'])) {

		}

		$helper      = $this->getHelper();
		$id          = $element->getId() . '-container';

		return $view->$helper($id, $jQueryParams, $attribs);
	}
}